How many movies have Akira Kamiya and Machiko Washio acted in together?

They have worked on 8 movies together! Their first movie together was Urusei Yatsura: Only You (1983) while their highest rated movie together was Urusei Yatsura: Beautiful Dreamer (1984). They have not worked together since Urusei Yatsura: Always My Darling (1991). They are most known for their animation films together.